Home / 88,134,037.80-132,222,051.90-42,658,434.60

Finding the Fourth Proportional to 88,134,037.80, 132,222,051.90 and 42,658,434.60

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Solution

The fourth proportional to 88,134,037.80, 132,222,051.90 and 42,658,434.60 is: 63,997,813.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,134,037.80 : 132,222,051.90 = 42,658,434.60 : x
  2. Step 2: Convert to fraction form
    88,134,037.80/132,222,051.90 = 42,658,434.60/x
  3. Step 3: Cross multiply
    88,134,037.80x = 132,222,051.90 × 42,658,434.60
  4. Step 4: Simplify right side
    88,134,037.80x = 5,640,385,753,653,956
  5. Step 5: Solve for x
    x = 5,640,385,753,653,956/88,134,037.80
  6. Step 6: Final answer
    x = 63,997,813.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.